X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=drivers%2Fmedia%2Fdvb%2Fttpci%2Fav7110_ca.c;h=dd9aee314e0a389b72f2347c347c5e45ad8df3ee;hb=97bf2856c6014879bd04983a3e9dfcdac1e7fe85;hp=2d169d63008a7cb86f619be014ae9d51ca8babcc;hpb=9bf4aaab3e101692164d49b7ca357651eb691cb6;p=linux-2.6.git

diff --git a/drivers/media/dvb/ttpci/av7110_ca.c b/drivers/media/dvb/ttpci/av7110_ca.c
index 2d169d630..dd9aee314 100644
--- a/drivers/media/dvb/ttpci/av7110_ca.c
+++ b/drivers/media/dvb/ttpci/av7110_ca.c
@@ -35,21 +35,16 @@
 #include <linux/fs.h>
 #include <linux/timer.h>
 #include <linux/poll.h>
-#include <linux/byteorder/swabb.h>
 #include <linux/smp_lock.h>
 
-#define DEBUG_VARIABLE av7110_debug
-extern int av7110_debug;
-
-#include "dvb_i2c.h"
 #include "av7110.h"
 #include "av7110_hw.h"
-#include "dvb_functions.h"
+#include "av7110_ca.h"
 
 
 void CI_handle(struct av7110 *av7110, u8 *data, u16 len)
 {
-	DEB_EE(("av7110: %p\n", av7110));
+	dprintk(8, "av7110:%p\n",av7110);
 
 	if (len < 3)
 		return;
@@ -94,20 +89,32 @@ void ci_get_data(struct dvb_ringbuffer *cibuf, u8 *data, int len)
  * CI link layer file ops
  ******************************************************************************/
 
-int ci_ll_init(struct dvb_ringbuffer *cirbuf, struct dvb_ringbuffer *ciwbuf, int size)
+static int ci_ll_init(struct dvb_ringbuffer *cirbuf, struct dvb_ringbuffer *ciwbuf, int size)
 {
-	dvb_ringbuffer_init(cirbuf, vmalloc(size), size);
-	dvb_ringbuffer_init(ciwbuf, vmalloc(size), size);
+	struct dvb_ringbuffer *tab[] = { cirbuf, ciwbuf, NULL }, **p;
+	void *data;
+
+	for (p = tab; *p; p++) {
+		data = vmalloc(size);
+		if (!data) {
+			while (p-- != tab) {
+				vfree(p[0]->data);
+				p[0]->data = NULL;
+			}
+			return -ENOMEM;
+		}
+		dvb_ringbuffer_init(*p, data, size);
+	}
 	return 0;
 }
 
-void ci_ll_flush(struct dvb_ringbuffer *cirbuf, struct dvb_ringbuffer *ciwbuf)
+static void ci_ll_flush(struct dvb_ringbuffer *cirbuf, struct dvb_ringbuffer *ciwbuf)
 {
 	dvb_ringbuffer_flush_spinlock_wakeup(cirbuf);
 	dvb_ringbuffer_flush_spinlock_wakeup(ciwbuf);
 }
 
-void ci_ll_release(struct dvb_ringbuffer *cirbuf, struct dvb_ringbuffer *ciwbuf)
+static void ci_ll_release(struct dvb_ringbuffer *cirbuf, struct dvb_ringbuffer *ciwbuf)
 {
 	vfree(cirbuf->data);
 	cirbuf->data = NULL;
@@ -115,8 +122,8 @@ void ci_ll_release(struct dvb_ringbuffer *cirbuf, struct dvb_ringbuffer *ciwbuf)
 	ciwbuf->data = NULL;
 }
 
-int ci_ll_reset(struct dvb_ringbuffer *cibuf, struct file *file,
-		int slots, ca_slot_info_t *slot)
+static int ci_ll_reset(struct dvb_ringbuffer *cibuf, struct file *file,
+		       int slots, ca_slot_info_t *slot)
 {
 	int i;
 	int len = 0;
@@ -212,7 +219,7 @@ static int dvb_ca_open(struct inode *inode, struct file *file)
 	struct av7110 *av7110 = (struct av7110 *) dvbdev->priv;
 	int err = dvb_generic_open(inode, file);
 
-	DEB_EE(("av7110: %p\n", av7110));
+	dprintk(8, "av7110:%p\n",av7110);
 
 	if (err < 0)
 		return err;
@@ -228,13 +235,16 @@ static unsigned int dvb_ca_poll (struct file *file, poll_table *wait)
 	struct dvb_ringbuffer *wbuf = &av7110->ci_wbuffer;
 	unsigned int mask = 0;
 
-	DEB_EE(("av7110: %p\n", av7110));
+	dprintk(8, "av7110:%p\n",av7110);
 
 	poll_wait(file, &rbuf->queue, wait);
+	poll_wait(file, &wbuf->queue, wait);
+
 	if (!dvb_ringbuffer_empty(rbuf))
-		mask |= POLLIN;
-	if (dvb_ringbuffer_avail(wbuf) > 1024)
-		mask |= POLLOUT;
+		mask |= (POLLIN | POLLRDNORM);
+
+	if (dvb_ringbuffer_free(wbuf) > 1024)
+		mask |= (POLLOUT | POLLWRNORM);
 
 	return mask;
 }
@@ -246,7 +256,7 @@ static int dvb_ca_ioctl(struct inode *inode, struct file *file,
 	struct av7110 *av7110 = (struct av7110 *) dvbdev->priv;
 	unsigned long arg = (unsigned long) parg;
 
-	DEB_EE(("av7110: %p\n", av7110));
+	dprintk(8, "av7110:%p\n",av7110);
 
 	switch (cmd) {
 	case CA_RESET:
@@ -323,7 +333,7 @@ static ssize_t dvb_ca_write(struct file *file, const char __user *buf,
 	struct dvb_device *dvbdev = (struct dvb_device *) file->private_data;
 	struct av7110 *av7110 = (struct av7110 *) dvbdev->priv;
 
-	DEB_EE(("av7110: %p\n", av7110));
+	dprintk(8, "av7110:%p\n",av7110);
 	return ci_ll_write(&av7110->ci_wbuffer, file, buf, count, ppos);
 }
 
@@ -333,7 +343,7 @@ static ssize_t dvb_ca_read(struct file *file, char __user *buf,
 	struct dvb_device *dvbdev = (struct dvb_device *) file->private_data;
 	struct av7110 *av7110 = (struct av7110 *) dvbdev->priv;
 
-	DEB_EE(("av7110: %p\n", av7110));
+	dprintk(8, "av7110:%p\n",av7110);
 	return ci_ll_read(&av7110->ci_rbuffer, file, buf, count, ppos);
 }
 
@@ -360,7 +370,7 @@ static struct dvb_device dvbdev_ca = {
 
 int av7110_ca_register(struct av7110 *av7110)
 {
-	return dvb_register_device(av7110->dvb_adapter, &av7110->ca_dev,
+	return dvb_register_device(&av7110->dvb_adapter, &av7110->ca_dev,
 				   &dvbdev_ca, av7110, DVB_DEVICE_CA);
 }
 
@@ -369,9 +379,9 @@ void av7110_ca_unregister(struct av7110 *av7110)
 	dvb_unregister_device(av7110->ca_dev);
 }
 
-void av7110_ca_init(struct av7110* av7110)
+int av7110_ca_init(struct av7110* av7110)
 {
-	ci_ll_init(&av7110->ci_rbuffer, &av7110->ci_wbuffer, 8192);
+	return ci_ll_init(&av7110->ci_rbuffer, &av7110->ci_wbuffer, 8192);
 }
 
 void av7110_ca_exit(struct av7110* av7110)